Train Carriage for Snacks and Drinks
Puzzle 19 of Day at the Museum Easy Pack
Question is: Train Carriage for Snacks and Drinks
and the answer is: BUFFETCAR
Word Meaning:
BUFFET CAR — (rail transport) A railway carriage in which food and drink can be bought at a counter, and either taken to another carriage or consumed at the seating provided.
Definitions from Wiktionary.